Saw set



Jan. 10, 1928.

E. G. HALLSTROM ET AL SAW SET Filed Dec. '7. 1925 Patented Jan. 10, 1928. 1,655,951

UNITED STATES PATENT OFFICE.

ERIK GEORGE HALLSTRQM AND CARL G. NELSON, OI KEMMERER, WYOMING.

SAW SET.

Application filed December 7, 1925. Serial No. 73,746.

This invention relates to improvements in of the saw as the angle or set of the teeth saw sets and its object is the provision of 12 is measured by the gauge screw 13 that this type of tool that is simple in construe extends through a perforation in the neck 4., tion, positive and efficient in operation and a thumb disc 14 disposed in a transverse re- 5 cheap to manufacture. cess in said neck being fast upon the said lVith the foregolng and other ob]ects 1n screw 13. view the invention consists in the comblna- In operation the set of the tooth is detertion and arrangement of parts to be hereinmined by means of the gauge screw 13 while after fully described, pointed out in the apthe saw blade is preferably in a horizontal pended. claim and illustrated in the acconiposition, and the bar ends 9 and lug 10 restpanying drawing which forms a part of this ing upon the blade. If the pitch or set of application and in which the tooth is too great or not sufiiciently great 59 Fig. 1 is a perspective view of the tool. the slotted portion of the head is applied to Fig. 2 is a fragmentary view of. the tool the tooth, as shown in Fig. 2, and the tooth l5 illustrating its application. bent toward or away from the blade as the Fig. 3 is a fragmentary view of the tool case may be. An infinitesimal set may be illustrating the application of the gauge fea given the tooth by lightly tapping it with ture of the tool. the foot 7.

Like reference characters denote come What is claimed is z- W spending parts throughout the several views. In a saw set, a shank, a handle at one end The reference numeral 1 denotes the shank thereof, a neck at the opposite end of said of the tool formed with the offset portion shank, a disc-shaped head integral with said 2 at one end to receive the handle 3 and neck and formed with a radial slot disposed with the thickened neck portion 4 at its opat an oblique angle to said neck, a foot inposite end, said portion 4 being integral tegl'al with said head, a gauge screw carwith the head 5 which is preferably disc ried by said neck, a span bar extending shaped and formed with a radial recess 6 transversely through said shank and having which is pitched at anangle to the neck 4 its ends downturned, and a lug carried by and which divides the head into jaw porsaid shank for cooperation with said span M xions, one upon each side of the recess. bar, said lug and gauge screw being equidis- Integral with the head 5 is the tapered tant from said span bar and upon opposite foot 7 that may be used for tapping, or adsides thereof and lying in a straight line To ministering light blows to, the saw teeth that cuts said span bar at right angles. when desired or necessary to adjust them In testimony that we claim the foregoing at slightly relative to the blade. as our own we have hereto aflixed our sig- A span bar 8 extends through the shank 1 natures. and has its ends 9 downturned for contact, ERIK GEORGE HALLSTROM. together with the lug 10, with the blade 11 CARL G. NELSON. 1 

